Cisco ATA 191 Quick Start Guide

Installation and Configuration Overview
The following basic steps are required to install and configure the ATA. The steps also make the ATA
operational in a typical SIP environment where many ATAs are deployed.
1. Plan the network and the ATA configuration.
2. Install the Ethernet connection.
3. Install and configure the other network devices.
4. Install the ATA but do not power it up yet.
5. Power up the ATA.
Related Topics
Prepare to Install the ATA 191 on Your Network
Install the ATA 191
Cisco ATA 191 Analog Telephone Adapter Overview
12
Cisco ATA 191 Analog Telephone Adapter Overview
Installation and Configuration Overview

Cisco ATA 191 Specifications

General

Fax Support	T.38 Fax Relay
Relative Humidity	10% to 90% (non-condensing)
Ports	2 FXS ports
Voice Protocol	SIP
Protocols	SIP, RTP, RTCP
Power	5V DC
Network Interfaces	10/100BASE-T Ethernet port
Operating Temperature	32°F to 104°F (0°C to 40°C)
Audio Codecs	G.711 (a-law and μ-law), G.729a, G.722, G.726
Voice Codecs	G.711 (a-law and μ-law), G.729a, G.722, G.726
Storage Temperature	14 to 140°F (-10 to 60°C)